/*--- Rewritten by Adam T to separate JS from on-page HTML 06/08/08* ---*/

window.onload = init_smartButton;
/*-------------------------------*/

function init_smartButton()
{
	var bod = document.body;

	var preload_img = document.createElement('img')
	preload_img.src = 'http://admin.instantservice.com/resources/smartbutton/6066/20465/available.gif?' + Math.floor(Math.random()*10001)
	preload_img.id = 'webchat_preloader'

	bod.appendChild(preload_img)

	if (document.getElementById('webchat_preloader'))
		{document.getElementById('webchat_preloader').onload = agents_available;}
}

function agents_available()
{
	var no_chat = document.getElementById('no_webchat')
	var contact_div = no_chat.parentNode

	var chat = document.createElement('a')
	chat.href=""
	chat.onclick = open_chat;

	var icon = document.createElement('img')
	icon.src = "/promotions/B543/images/web_chat_icon.gif"
	icon.alt = "Click to chat to one of our BUPA agents"

	chat.appendChild(icon)

	contact_div.replaceChild(chat, no_chat)

	return true;
}

function open_chat()
{
	window.open('/heartbeat/html/instantservice_static_prechat_invite.html','custclient','width=500,height=370,scrollbars=1')
}